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经营范围
发明名称
DIGITAL PROTECTING RELAY
摘要
申请公布号
JPS5537847(A)
申请公布日期
1980.03.17
申请号
JP19780109724
申请日期
1978.09.08
申请人
HITACHI LTD
发明人
CHIBA TOMIO;SAKOU EIZABUROU;SANO KAZUO;NOHARA GINO
分类号
H02H3/02
主分类号
H02H3/02
代理机构
代理人
主权项
地址
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